// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "content/common/indexed_db/indexed_db_key_range.h"

#include "base/logging.h"
#include "third_party/WebKit/public/platform/modules/indexeddb/WebIDBTypes.h"

namespace content {

IndexedDBKeyRange::IndexedDBKeyRange() = default;

IndexedDBKeyRange::IndexedDBKeyRange(const IndexedDBKey& lower,
    const IndexedDBKey& upper,
    bool lower_open,
    bool upper_open)
    : lower_(lower)
    , upper_(upper)
    , lower_open_(lower_open)
    , upper_open_(upper_open)
{
}

IndexedDBKeyRange::IndexedDBKeyRange(const IndexedDBKey& key)
    : lower_(key)
    , upper_(key)
{
}

IndexedDBKeyRange::IndexedDBKeyRange(const IndexedDBKeyRange& other) = default;
IndexedDBKeyRange::~IndexedDBKeyRange() = default;
IndexedDBKeyRange& IndexedDBKeyRange::operator=(
    const IndexedDBKeyRange& other)
    = default;

bool IndexedDBKeyRange::IsOnlyKey() const
{
    if (lower_open_ || upper_open_)
        return false;
    if (IsEmpty())
        return false;

    return lower_.Equals(upper_);
}

bool IndexedDBKeyRange::IsEmpty() const
{
    return !lower_.IsValid() && !upper_.IsValid();
}

} // namespace content
